Gs Dd No 8-8 is an earth dam located in Nemaha County, Kansas, built in 1994. It carries a Low hazard potential classification.
Dam profile
NID height · 29 ft29 ft tall and 600 ft long, taller than 65% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Gs Dd No 8-8
The primary purpose of Gs Dd No 8-8 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Nemaha-brown Wjd No 7 (local government). It impounds the Wolfley Creek-tr near Granada.
The dam stands 29 feet tall and stretches 600 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 111 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1994, the structure is 32 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life.
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Location
| State | Kansas |
| County | Nemaha |
| Nearest City | Granada |
| River/Stream | Wolfley Creek-tr |
| Coordinates | 39.72096, -95.87004 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 600 ft |
| Year Completed | 1994 (32 years old) |
Storage & Hydraulics
| NID Storage | 111 acre-ft |
| Max Storage | 111 acre-ft |
| Normal Storage | 24 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 418 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Nemaha-brown Wjd No 7 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS09246 |
| Federal ID | KS09246 |
| More Info | State Dam Safety Program |